$con_padd: 5vw;
$con_min_padd: 2vw;
.container {
  padding: $con_padd !important;
}
.container_rl {
  padding-right: $con_padd;
  padding-left: $con_padd;
}
.container_min {
  padding: $con_min_padd !important;
}
.container_min_rl {
  padding-right: $con_min_padd;
  padding-left: $con_min_padd;
}
.box_around {
  display: flex;
  justify-content: space-around;
}
.box_between {
  display: flex;
  justify-content: space-between;
}
.box_reverse {
  display: flex;
  flex-direction: row-reverse;
}
.bk {
  display: block;
}
.inB {
  display: inline-block;
}
.wh100 {
  width: 100%;
  height: 100%;
}
//上下居中
.up_down_c {
  display: flex;
  flex-direction: column;
  align-items: center;
}